The Harmful Effects of Fluoride on Human Health Removing fluoride from consumer products benefits human health‚ prevent low IQ’s‚ and rids the notion that it helps cavities. Fluoride is a compound that brings together the element fluorine with another substance‚ generally a metal (“Water”1). Once in the body‚ fluoride is absorbed into the blood through the digestive tract. They collect in areas high in calcium‚ such as bones and teeth (“Water”1). Over the years‚ since inception‚ many people have
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asleep. The arousal areas are powered by a chemical called orexin. Orexin is found in the hypothalamus and is spread to other parts of the brain. It is responsible for excitation and is fueled itself by factors such as stress‚ hunger‚ and your circadian rhythm. Orexin is constantly building up in your arousal areas and trying to keep you awake. The vlPOA is fueled by Adenosine‚ another chemical within your
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How are you and the rest of the family? I am writing to you because the material I have been learning about in psychology relates to the issues that Mother has recently been having. Last week‚ we covered the topic of sleep‚ and I was able to learn a lot about the subject. The primary tool used that has lead to a great deal of discoveries in the field of sleep and dreams is called an electroencephalograph (EEG). It is basically a device that monitors the electrical activity of the brain over a certain
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staircase in repetitive circles‚ his lateral position limited to the diameter of the stairway. The spiral stair can also be considered a reference to paganism in two ways. First‚ because its spiral shape reminiscent of the cyclical pattern or circadian rhythm‚ upon which many pagan religions are based. Second‚ many spiral staircases are built according to principals originally discovered and explained by the Greek philosopher and physicist Archimedes‚ who explored mathematics and science long before
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Study guide‚ block exam 5‚ boil 118‚ Fall 2012‚ Dr. Benjamin Smarr. * Hunger * Neural regulation of * These include hormones and nutrients from the periphery that convey information about energy availability to the brain‚ and to the hypothalamus in particular. Neurons in distinct hypothalamic nuclei that are targeted by these molecules project to other hypothalamic nuclei as well as to extrahypothalamic sites. The complex process of regulating food intake is now known to involve
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Diversity as a factor Throughout the study a total of 14 people took part and measured their temperature. This allows for diversity of the time zones along with diversity of ages‚ all ranging from 16-61. Having a diverse age group and traveling time zone difference will allow for a more accurate outcome in regards to the data. When looking at the data before considering the outcomes one must look at the circumstances that face the participants. Results will also vary depending on the amount of time
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The True Meaning of Rhythm and Blues I was born with music inside me. Music was one of my parts. Like my ribs‚ my kidneys‚ my liver‚ my heart‚ [sic} Like my blood. It was a force already within me when I arrived on the scene. It was a necessity for me-like [sic] or water. - Ray Charles Rhythm and blues has become an original heartbeat of America. People love the sound. The term "rhythm and blues" emerged as the most acceptable designation for the music that
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According to the National Alliance on Mental Illness (NAMI)‚ researchers disagree “whether SAD is a distinct mental illness or a specific type of major depressive disorder” (Duckworth and Freedman). There are two types of Seasonal Affective Disorder (SAD)‚ a winter and summer version. Researchers conclude that only about five percent of adults in America have the winter variant of SAD‚ and less than one percent have the summer variant (Khazan). NAMI defines the classic winter form of SAD as “recurrent
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Sleep Deprivation ‘What effects does sleep deprivation have on people?’ Assessment Type 4: Investigation – STAGE 2 ESL CONTENTS PAGES INTRODUCTION…………………………………………………………………………………………………………………………3 DEFFINITION………………………………………………………………..……………………………………………………………3 STATISTICS………………………………………………………………….…………………………………………………………….4 CAUSES & EFFECTS…………………………….………………………………………………………………………………………4 SOLUTIONS…………………………………………………………………………………………………………………….………….5 CONCLUSION…...…………………………………………………………………………………………………………………………5
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with anxiety and depression increasing during the winter months. An extreme form of seasonality is manifested as the clinical syndrome of seasonal a¤ective disorder (SAD) with carbohydrate craving‚ hypersomnia‚ lethargy‚ and changes in circadian rhythms also evident. It has been suggested that seasonality and the symptoms of SAD may be due to changing levels of vitamin D3‚ the hormone of sunlight‚ leading to changes in brain serotonin. Forty-four healthy subjects were given 400 IU‚ 800 IU
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